VulnerabilityModified
CVE-2022-45196
Hyperledger Fabric 2.3 allows attackers to cause a denial of service (orderer crash) by repeatedly sending a crafted channel tx with the same Channel name.
HIGH 7.5EPSS 0.85%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.85%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Hyperledger Fabric 2.3 allows attackers to cause a denial of service (orderer crash) by repeatedly sending a crafted channel tx with the same Channel name. NOTE: the official Fabric with Raft prevents exploitation via a locking mechanism and a check for names that already exist.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.85% probability · 56th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-670
- Affected
- hyperledger/fabric
- Source
- cve@mitre.org
References
- https://github.com/SmartBFT-Go/fabric/issues/286Exploit, Issue Tracking, Third Party Advisory
- https://github.com/hyperledger/fabric/pull/2934Patch, Third Party Advisory
- https://github.com/SmartBFT-Go/fabric/issues/286Exploit, Issue Tracking, Third Party Advisory
- https://github.com/hyperledger/fabric/pull/2934Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.